Problems from Central Europe Regional Contest (CERC) 2014

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Bricks0.0759121516577%5.5Harden
Can't Stop Playing0.026411268668%7.1Harden
Good Morning!0.001272167187987%2.7Easyen
Mountainous Landscape0.41964341853%6.9Harden
Outer Space Invaders0.079931137062%6.6Harden
Parades0.051602532955%7.6Harden
Pork Barrel0.941660342368%7.3Harden
Sums0.00127111189380%3.1Mediumen
The Imp0.09339864957%8.3Harden
Virus Synthesis0.071290421331%8.6Harden
Vocabulary0.081559433070%5.9Harden
Wheels0.0152825721885%3.3Mediumen